Home / 3,557.52-5,332.50-2,097.36

Finding the Fourth Proportional to 3,557.52, 5,332.50 and 2,097.36

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Solution

The fourth proportional to 3,557.52, 5,332.50 and 2,097.36 is: 3,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.52 : 5,332.50 = 2,097.36 : x
  2. Step 2: Convert to fraction form
    3,557.52/5,332.50 = 2,097.36/x
  3. Step 3: Cross multiply
    3,557.52x = 5,332.50 × 2,097.36
  4. Step 4: Simplify right side
    3,557.52x = 11,184,172.20
  5. Step 5: Solve for x
    x = 11,184,172.20/3,557.52
  6. Step 6: Final answer
    x = 3,143.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.